<!DOCTYPE html>
<meta charset="UTF-8">
<title>CSS Highlight API Test: </title>
<style>
  span {
    background-color: rgba(0, 128, 0, 0.5);
    color: blue;
  }
</style>
<body><span>One </span><span>two </span><span>one-point-five </span><span>three…</span>
